16977226 has 24 divisors (see below), whose sum is σ = 29811456. Its totient is φ = 7229880.

The previous prime is 16977223. The next prime is 16977227. The reversal of 16977226 is 62277961.

It is not an unprimeable number, because it can be changed into a prime (16977221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18265 + ... + 19171.

It is an arithmetic number, because the mean of its divisors is an integer number (1242144).

Almost surely, 2^16977226 is an apocalyptic number.

16977226 is a deficient number, since it is larger than the sum of its proper divisors (12834230).

16977226 is a wasteful number, since it uses less digits than its factorization.

16977226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1107 counting only the distinct ones).

The product of its digits is 63504, while the sum is 40.

The square root of 16977226 is about 4120.3429468917. The cubic root of 16977226 is about 257.0132874274.

The spelling of 16977226 in words is "sixteen million, nine hundred seventy-seven thousand, two hundred twenty-six".